Home / 38,784,125.90-58,198,822.79-21,526,809.62

Finding the Fourth Proportional to 38,784,125.90, 58,198,822.79 and 21,526,809.62

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Solution

The fourth proportional to 38,784,125.90, 58,198,822.79 and 21,526,809.62 is: 32,302,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,784,125.90 : 58,198,822.79 = 21,526,809.62 : x
  2. Step 2: Convert to fraction form
    38,784,125.90/58,198,822.79 = 21,526,809.62/x
  3. Step 3: Cross multiply
    38,784,125.90x = 58,198,822.79 × 21,526,809.62
  4. Step 4: Simplify right side
    38,784,125.90x = 1,252,834,977,909,819
  5. Step 5: Solve for x
    x = 1,252,834,977,909,819/38,784,125.90
  6. Step 6: Final answer
    x = 32,302,777.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.